Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: PCI/MSI: Fixed UAF in msicapabilityinit. KFENCE reported the following UAF: Bug: KFENCE: use-after-free read in pcienablemsirange+0x2c0/0x488. Use-after-free read at 0x0000000024629571 in kfence-12: pcienablemsirange+0x2c0/0x4...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sparc: fixed inaccurate exception reporting in copyfromtouser for UltraSPARC. The referenced commit introduced exception handlers for user-space memory references in copyfromuser and copytouser. These handlers return from the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: core: Reject skbcopyexpand for fraglist GSO skbs. SKBGSOFRAGLIST values must not be linearized; otherwise, they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash...

Astra Linux – Vulnerability in Firefox and Thunderbird

DOM spoofing issue: Copy & Paste and Drag & Drop components. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: hfsplus: fixed an issue with uninit-value in copyname Bug reported by syzbot BUG: KMSAN: uninit-value in sizedstrscpy+0xc4/0x160 sizedstrscpy+0xc4/0x160 copyname+0x2af/0x320 fs/hfsplus/xattr.c:411 hfspluslistxattr+0x11e9/0x1a5...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: VMCI: Fixed a runtime warning from memcpy in dgdispatchashost. Syzkaller encountered a “WARNING in dgdispatchashost” bug. memcpy: A field-spanning write was detected size 56 for a single field “&dginfo-msg” in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - In the net subsystem, do not delay the execution of dstentriesadd within dstrelease. - dstentriesadd uses data per-core that might be freed during the dismantling of ip6routenetexit, by calling dstentriesdestroy. Before...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net/packet: fixed a slab-out-of-bounds access in packetrecvmsg syzbot found that when an AFPACKET socket uses PACKETCOPYTHRESH and mmap operations, tpacketrcv queues skbs with garbage in skb-cb, causing an excessive copy...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed a warning in copyfromiter. Syzkaller reported a warning in copyfromiter because an ioviter was supposedly used in the wrong direction. The reason is that Syzkaller managed to generate a request with a transfer...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/exynos: vidi – fixed an issue to avoid directly dereferencing the user pointer. In vidiconnectionioctl, vidi-ediduser pointer is directly dereferenced in the kernel. This allows arbitrary kernel memory access from the user...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid field-overflowing memcpy In preparation for FORTIFYSOURCE, we are performing compile-time and run-time field bounds checking for memcpy, memmove, and memset. Avoid intentionally writing across neighboring fields...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx – The data passed through ioctl is copied to the kernel’s space properly. The UFXIOCTLREPORTDAMAGE ioctl does not copy data from user space to the kernel’s space properly. Instead, it directly references the memory...

Astra Linux – Vulnerability in libsdl2

SDL Simple DirectMediaLayer from version 2.0.12 has an integer overflow issue, which leads to heap corruption when using SDLBlitCopy in the video/SDLblitcopy.c file, due to a specially crafted .BMP file...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: AppArmor: A memory leak has been fixed in multitransactionnew. In multitransactionnew, the variable t is not freed or passed away after a failure in the copyfromusert-data, buf, size operation. This could lead to a memory leak...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: hwrng: core – Fix page fault deadlock on mmap-ed hwrng There is a dead-lock in the hwrng device read path. This occurs when the user reads from /dev/hwrng into memory, and at the same time, /dev/hwrng is also mapped into memory...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: fixed the lockdep issue in qdisctreereducebacklog qdisctreereducebacklog is called with the qdisc lock held, not RTNL. We must use qdisclookuprcu instead of qdisclookup syzbot reported: WARNING: suspicious RCU usage...

Astra Linux – Vulnerability in NTP

In the file libntp/mstolfp.c, within the NTP version 4.2.8p15, there is a buffer overflow vulnerability when copying the trailing number. An attacker may be able to exploit this vulnerability against a client’s NTPQ process, but they cannot exploit it against ntpd...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed a deadlock in the tc route query code The cited commit caused a ABBA deadlock0 when peer flows were created while holding the devcom rw semaphore. Due to the peer flow offload implementation, the lock is taken...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

A issue was discovered in the Linux kernel before version 5.19. In the pxa3xxgcuwrite function in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict between sizet and int, which causes an integer overflow and bypasses the size check. Additionally, since this parameter is us...